Datejust 31

Reference

278343RBR

Model case

Oyster, 31 mm, Oystersteel, yellow gold and diamonds

Water-resistance

Waterproof to 100 metres / 330 feet

Bezel

Domed, set with diamonds

Dial

Olive green set with diamonds

Bracelet

Oyster, three-piece solid links

Movement

Perpetual, mechanical, self-winding

Calibre

2236, Manufacture Rolex

Power reserve

Approximately 55 hours

Certification

Superlative Chronometer (official chronometer certification + Rolex certification after casing)